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JPL Small-Body Database Browser
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172760 (2004 DQ23)
Classification: Main-belt Asteroid          SPK-ID: 2172760
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0688441302828619 4.4894e-08  
a 3.017518542918145 3.0719e-08 au
q 2.809780103218536 1.4756e-07 au
i 10.98768297901236 5.1749e-06 deg
node 148.0440997789976 2.7276e-05 deg
peri 343.1425224804978 5.0864e-05 deg
M 79.5162635248214 4.4472e-05 deg
tp 2458577.610587957803
(2019-Apr-04.11058796)
0.00023394 TDB
period 1914.579251924587
5.24
2.9236e-05
8.004e-08
d
yr
n .1880308687342758 2.8713e-09 deg/d
Q 3.225256982617754 3.2833e-08 au
  Orbit Determination Parameters
   # obs. used (total)      486  
   data-arc span      7319 days (20.04 yr)  
   first obs. used      1999-03-20  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60042  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:15:16  

Additional Information
 Earth MOID = 1.82553 au 
 Jupiter MOID = 1.7967 au 
 T_jup = 3.216 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO251404  

172760 (2004 DQ23)          Discovered 2004-Feb-18 by CSS at Catalina
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1937-Nov-16 21:12 00:04 Jupiter 1.93660648237199 1.93660489854335 1.93660806620558 3.5742795932427 3.44974279902975 2428854.382990479 3.50047856118406 187.722209535922 29.7620932035975 -66.7493237881495 3384538.01479909 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 13:15:19 2019-Jul-13 13:15
1975-Aug-18 09:13 00:02 Jupiter 1.90756806490293 1.90756708914811 1.90756904065993 3.56285324868198 3.43596536043716 2442642.884231602 1.87510423888849 130.118397874964 21.2324183124026 71.1350201603118 2582386.026769 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 13:15:19 2019-Jul-13 13:15
2022-Aug-18 03:15 < 00:01 Jupiter 1.83209668908562 1.83209617443284 1.83209720373839 3.58555166299761 3.4542050401423 2459809.635485108 0.390317603497999 49.5981757787468 21.3030845687593 78.9227205626331 2545294.72319234 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 13:15:19 2019-Jul-13 13:15
2069-Aug-22 21:41 00:02 Jupiter 1.79429746163824 1.79429698130386 1.79429794197333 3.62786437452411 3.49532154797437 2476981.403233576 2.46996446505821 210.797546015285 20.3258273777811 87.82256794459 2645699.72858228 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 13:15:19 2019-Jul-13 13:15
2116-Aug-31 21:43 00:05 Jupiter 1.80887651455207 1.80887576096437 1.80887726815951 3.67136797745566 3.54152863015306 2494156.404894491 4.61407366247486 378.707573519361 20.3438250062066 -85.5378435334764 2862809.27764161 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 13:15:19 2019-Jul-13 13:15
2163-Sep-08 23:03 00:07 Jupiter 1.86039184141932 1.86038975033589 1.8603939325477 3.69028781055221 3.56477756060691 2511330.460081499 6.84053593495453 487.280558231767 22.3148345337015 -77.919366440287 3186237.37535796 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 13:15:19 2019-Jul-13 13:15
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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